Correlation Analysis
Amazon.Com Inc vs Corning Incorporated
AMZN vs GLW
+0.622
Moderate positive
When one moves up, the other tends to follow.
Amazon.Com Inc
↗AMZN
Amazon is the leading online retailer and marketplace for third party sellers. Retail related revenue represents approximately 74% of total, followed by Amazon Web Services (17%), and advertising services (9%). International segments constitute 22% of Amazon's total revenue, led by Germany, the United Kingdom, and Japan.
Market cap 2.3T
Corning Incorporated
↗GLW
Corning is a provider of glass, ceramics, and optical fiber across six distinct end markets. Corning's largest segments by revenue are display glass for TVs and optical fiber for telecom networks and data centers. It also provides cover glass for smartphones as well as filters and substrates and glass for cars, produces pharmaceutical glass, and produces polysilicon for solar panels. Corning is a US producer and is vertically integrated across its products and markets.
Market cap 125.8B · 67,200 employees
Time Series
Rebased to 100
Who Moves First
AMZN leads GLW by 6 days
AMZN tends to move before GLW.
Best correlation after shifting: +0.631 (13 shifts scanned)
Do They Crash Together?
Correlation by Market Regime
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
-0.274
12 periods · Return correlation when both series rose
Both Falling
+0.795
8 periods · Return correlation when both series fell
Diverging
-0.505
15 periods · Return correlation when series moved apart
R-Squared
38.7%
Share of variance in one series explained by the other.
Trend Agreement
61.2%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
p < 0.001
95% CI: [0.587, 0.655]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations survived the daily window.
Raw input
1,254
1,254
Normalized
1,254
1,254
Prepared
1,254
1,254
Aligned
1,254
1,254
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Corning Incorporated
GLW
Market cap 125.8B · 67,200 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
17
Estimated crossover points between normalized spreads.
Slope
0.3360
Linear regression slope.
Intercept
-9.9825
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-glw-daily-20260408-utncax